Hearing Aid Dispenser Exam Study Guide with Complete Solutions

Hearing Aid Dispenser Exam Study Guide with Complete Solutions Acquired Congenital Hearing Loss - Correct Answer Loss present at birth that has progressed over time. Acute Suppurative Otitis Media - Correct Answer Middle Ear infection more severe shorter duration. Type B Tymp Aero Otitis Media - Barotrauma - Correct Answer Injury resulting from changes in ambient air pressure between outer and middle ear. Malfunctioning Eustachian Tube Alaising - Correct Answer an effect that causes different signals to become indistinguishable (or aliases of one another) when sampled. Aphasia - Correct Answer Communication problems with both receptive and expressive Articulation Curve - Correct Answer Correct percentage of words a listener can identify as the words are presented-also called the speech audiogram. Asymmetrical Hearing Loss - Correct Answer Loss in both ears but one is worse than the other Atresia - Correct Answer Closed Ear Canal Auditory Deprivation - Correct Answer The longer we go with a hearing impairment, without getting that information to where it belongs the more prone we become to permanently loose our ability to discriminate certain speech cues. Causes of tinnitus - Correct Answer Sudden exposure to loud noise, long time exposure to loud noise, physical trama to head or neck, Hypertension, Acoustic Neroma, thyroid disease, vacular disorder, TMJ disorder, Ear infection, impacted cerumen, Nutricianal dificiency, Aneurysm, MS, prescription drugs